Airtight dry bag



FIG. 1 is a front elevation view showing the new, original, and ornamental design of an airtight dry bag;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a top side plan view thereof; and,

FIG. 6 is a bottom side plan view thereof.

The broken lines shown in the drawings represent environmental subject matter and form no part of the claimed design. 

CLAIM The ornamental design for an airtight dry bag, as shown and described. 